Finding the Fourth Proportional to 11,968,069.17, 17,930,453.95 and 5,496,557.97
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Solution
The fourth proportional to 11,968,069.17, 17,930,453.95 and 5,496,557.97 is: 8,234,893.88
Step by Step Solution
- Step 1: Write the proportion equation
11,968,069.17 : 17,930,453.95 = 5,496,557.97 : x - Step 2: Convert to fraction form
11,968,069.17/17,930,453.95 = 5,496,557.97/x - Step 3: Cross multiply
11,968,069.17x = 17,930,453.95 × 5,496,557.97 - Step 4: Simplify right side
11,968,069.17x = 98,555,779,537,107.69 - Step 5: Solve for x
x = 98,555,779,537,107.69/11,968,069.17 - Step 6: Final answer
x = 8,234,893.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.